Properties

Label 2-403-1.1-c1-0-8
Degree $2$
Conductor $403$
Sign $1$
Analytic cond. $3.21797$
Root an. cond. $1.79387$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.53·2-s + 0.734·3-s + 0.370·4-s + 3.72·5-s − 1.13·6-s + 3.41·7-s + 2.50·8-s − 2.46·9-s − 5.73·10-s + 1.47·11-s + 0.271·12-s + 13-s − 5.25·14-s + 2.73·15-s − 4.60·16-s − 5.48·17-s + 3.78·18-s + 1.38·19-s + 1.37·20-s + 2.51·21-s − 2.26·22-s − 2.95·23-s + 1.84·24-s + 8.88·25-s − 1.53·26-s − 4.01·27-s + 1.26·28-s + ⋯
L(s)  = 1  − 1.08·2-s + 0.424·3-s + 0.185·4-s + 1.66·5-s − 0.461·6-s + 1.29·7-s + 0.887·8-s − 0.820·9-s − 1.81·10-s + 0.443·11-s + 0.0784·12-s + 0.277·13-s − 1.40·14-s + 0.707·15-s − 1.15·16-s − 1.33·17-s + 0.892·18-s + 0.316·19-s + 0.308·20-s + 0.547·21-s − 0.482·22-s − 0.615·23-s + 0.376·24-s + 1.77·25-s − 0.301·26-s − 0.772·27-s + 0.238·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 403 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 403 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(403\)    =    \(13 \cdot 31\)
Sign: $1$
Analytic conductor: \(3.21797\)
Root analytic conductor: \(1.79387\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 403,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.216990448\)
\(L(\frac12)\) \(\approx\) \(1.216990448\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 - T \)
31 \( 1 + T \)
good2 \( 1 + 1.53T + 2T^{2} \)
3 \( 1 - 0.734T + 3T^{2} \)
5 \( 1 - 3.72T + 5T^{2} \)
7 \( 1 - 3.41T + 7T^{2} \)
11 \( 1 - 1.47T + 11T^{2} \)
17 \( 1 + 5.48T + 17T^{2} \)
19 \( 1 - 1.38T + 19T^{2} \)
23 \( 1 + 2.95T + 23T^{2} \)
29 \( 1 - 9.19T + 29T^{2} \)
37 \( 1 + 6.83T + 37T^{2} \)
41 \( 1 - 2.21T + 41T^{2} \)
43 \( 1 + 0.260T + 43T^{2} \)
47 \( 1 - 9.41T + 47T^{2} \)
53 \( 1 - 3.28T + 53T^{2} \)
59 \( 1 - 4.52T + 59T^{2} \)
61 \( 1 + 13.2T + 61T^{2} \)
67 \( 1 + 11.3T + 67T^{2} \)
71 \( 1 + 7.02T + 71T^{2} \)
73 \( 1 - 14.4T + 73T^{2} \)
79 \( 1 + 8.44T + 79T^{2} \)
83 \( 1 + 2.77T + 83T^{2} \)
89 \( 1 - 1.47T + 89T^{2} \)
97 \( 1 - 2.61T + 97T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.85011297742015103142196232002, −10.26531975815669809453886779532, −9.101206014905146786681173629196, −8.841957346500900750940719172529, −7.957281974755866168267714949627, −6.67425587402125532667926806193, −5.55906433555395282007025602755, −4.49571181976976111619335868229, −2.41393724248131627596301550516, −1.47699257426153556139089251548, 1.47699257426153556139089251548, 2.41393724248131627596301550516, 4.49571181976976111619335868229, 5.55906433555395282007025602755, 6.67425587402125532667926806193, 7.957281974755866168267714949627, 8.841957346500900750940719172529, 9.101206014905146786681173629196, 10.26531975815669809453886779532, 10.85011297742015103142196232002

Graph of the $Z$-function along the critical line